Heater Assembly - GE WCVH4800K Technical Service Manual

Heater Assembly

• The heater operates only when sanitize wash
temperature (153°F.) is selected.
• Control does not pause to allow heater to heat
the wash water to the sanitize temperature.
Heater Algorithm
Start Washing
Wash Time > 3 Min
Heater On
Target Temperature
Reached
Heater Off
• The heater assembly is located below the motor,
and is accessed from the rear of the washer.
• The heater assembly is held in place by a
bracket attached to the outside of the outer tub,
and a 10-mm hex nut which presses a rubber
gasket against the tub opening.
• When the 10-mm hex nut is tightened, it
squeezes the rubber gasket between 2
mounting plates to seal the heater assembly to
the opening of the tub.
• The 10-mm hex nut is set from the factory at 35
to 40 in. lbs. of torque.
Heating Element Specifi cations:
• 120 VAC
• 900 Watts
• • Approximately 7.5 Amps Approximately 7.5 Amps
Ω
• Approximately 16
Operation of the heater assembly can be checked
by using service test mode t07. (See
Specifi c failures associated with the heater
assembly can initiate error codes HE and HE1. (See
.)
Error Codes
Yes
No
Yes
END
.)
Service Mode
To remove the heater:
1. Drain the washer using the pump drain hose.
(See
Using The Washer
2. Remove the back cover. (See
3. Disconnect the thermistor wire harness.
4. Disconnect the blue and red wires from the
heater. Remove both wires from the wire guide.
5. Remove the Phillips-head screw that attaches
the motor wire harness clamp to the heater
shield.
6. Loosen the 10-mm hex nut until it is fl ush with
the end of the stud.
7. Push inward on the 10-mm hex nut to relax the
rubber gasket.
8. Remove the 10-mm hex nut from the heater
shield.
9. Maneuver the heater shield from the heater
terminals and remove thermistor wire harness
from the hole in the shield.
Heater Shield
Disconnect
10. Grasp and pull the heater straight out from the
outer tub.
Heater Assembly Removal
– 38 –
.)
.)
Back Cover
Disconnect
Disconnect
Wire Guide
(Continued Next Page)